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Chemical Reaction Engineering

Chemical Reaction Engineering
In case of physical adsorption, the heat of adsorption is of the order of __________ kcal/kg.mole.

100
10000
1000
100000

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Chemical Reaction Engineering
When the reaction is dominated by in-traparticle diffusion, the apparent order of reaction (nD) as measured is related to the true order (n) as

None of these
ND = n/2
ND = n + 1
ND = (n + 1)/2

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Chemical Reaction Engineering
An isothermal aqueous phase reversible reaction, P ⇋ R, is to be carried out in a mixed flow reactor. The reaction rate in k.mole/m³ .h is given by, r = 0.5CP - 0.125CR. A stream containing only P enters the

0.80
2.67
1.60
1.33

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Chemical Reaction Engineering
The eddy diffusivity for a liquid in plug flow must be

1
0
∞
Between 0 and 1

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Chemical Reaction Engineering
An autothermal reactor is

Completely self-supporting in its thermal energy requirements
Most suitable for a second order reaction
Isothermal in nature
Most suitable for a reversible reaction

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Chemical Reaction Engineering
Which of the following is a characteristic of an ideal plug flow reactor?

Axial dispersion
Uniform mixing
None of these
Flat velocity profile

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